package chapter1;


import java.util.Scanner;

public class HelloScanner {
    public static void main(String[] args) {
        String a = "12345";
        int b = Integer.parseInt(a);
        double c = Double.parseDouble(a);
        System.out.println();

        Scanner scanner=new Scanner(System.in);
        int num= scanner.nextInt();
        System.out.println("您输入的数字为："+num);

    }
}
